?????????????????

????2????????????????17????? ??(????????????“?”)17??????,??37.7%?????????,???2????????????

???????????,?????????????,??????“????????????”,?????????????????????

????,????????????????35??????????????????,???????????5?????????????,????????,???,??,???????????

?,????????????????????????????,??????????????????(54.3%)??????????????,?????????2??,???????????????3.5????

?,???????????????,??????????,?(46.6%)?????????????????

?????????“???”?????????????,??????,??????????????????12?????17?????????????????12.5%????????18.4%,?????????????????,??(?) ??????????????:????????????????????